Location History:
- Toyonaka, JP (1978)
- Osaka, JP (1982 - 1992)
Company Filing History:
Years Active: 1978-1992
Title: Takeo Fujimoto: Innovator in Semiconductor Technology
Introduction
Takeo Fujimoto is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of four patents. His work focuses on innovative circuit arrangements and high voltage MOS transistors, which have applications in various electronic devices.
Latest Patents
One of Fujimoto's latest patents is a symmetrical circuit arrangement for an X-Y matrix electrode. This invention involves a wiring circuit substrate that connects first circuit element means on one side of the substrate to electrode lines of X-Y matrix electrodes. The second circuit element means is positioned symmetrically on the other side of the substrate, also connected to the electrode lines. Each lead of the circuit elements is linked to the output and input lines of the X-Y matrix electrodes via through holes. The first circuit element comprises integrated transistors for driving the X-Y matrix electrodes, while the second circuit element includes integrated diodes to protect against overcurrent.
Another notable patent is for a high voltage MOS transistor. This invention features multilayered covering elements that protect the channel region of the semiconductor device. Each covering element is separated by an insulating layer, and the covering layers include first and second layers that are not connected to the drain, source, or gate electrodes. A field plate layer serves as a third covering layer, enhancing the device's performance.
Career Highlights
Fujimoto has worked with notable companies, including Sharp Corporation, where he contributed to advancements in semiconductor technology. His experience in these organizations has allowed him to refine his skills and innovate in his field.
Collaborations
Fujimoto has collaborated with esteemed colleagues such as Akio Inohara and Kiyoshi Sawae. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Takeo Fujimoto's contributions to semiconductor technology through his patents and collaborations highlight his role as an influential inventor. His innovative designs continue to impact the electronics industry, showcasing the importance of creativity and collaboration in technological advancement.